This is fine as a first step, but I hope there will be a follow-on that changes all the views to check for None when accessing Charm.last_change and Charm.first_change, since that will look better.
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This is fine as a first step, but I hope there will be a follow-on that changes all the views to check for None when accessing Charm.last_change and Charm.first_change, since that will look better.